问题 单项选择题 案例分析题

已发现有20多种矿物质是构成人体组织、维持生理功能、生化代谢所必需的营养物质,将其分为常量元素和微量元素。

下列各种元素不属于常量元素是()

A.钙

B.铁

C.钠

D.镁

E.硫

答案

参考答案:B

完形填空

You are 21 years old and live a happy life. ________ one day, your doctor tells you that you have a serious disease and may not live more than one year.

How would you ____ ? What would you do? I think most of us might feel very _____ and give up our dreams and hopes for the future. Here is _____ one of the greatest scientists, Stephen Hawking , did.

Hawking didn’t let the disease stop him from living his dream life. He went on with his study of the universe (宇宙) and _____ around the world to give talks . In 2002, Hawking visited China and _____ to students in Hangzhou and Beijing. Because of the disease,Hawking had to sit in his wheelchair and speak _______ a computer. He told the students about his theories(理论) on some questions, for example, _____ time is , how the universe began, and what black holes are. Hawking became famous in the early 1970s. In 1988, he wrote A Brief History of Time. The _____ explains a difficult theory in an easy way and it sold very well. Stephen Hawking is a man with a _____ will(意志) and people think he is the greatest scientist in physics since Albert Einstein.

小题1:

A.And

B.But

C.So

D.Or小题2:

A.do

B.study

C.stay

D.feel小题3:

A.happy

B.tired

C.sad

D.excited小题4:

A.where

B.when

C.how

D.what小题5:

A.walked

B.turned

C.travelled

D.looked小题6:

A.told

B.said

C.shouted

D.spoke小题7:

A.of

B.in

C.through

D.for小题8:

A.how

B.when

C.where

D.what小题9:

A.book

B.man

C.talk

D.question小题10:

A.big

B.dark

C.strong

D.new

单项选择题